/* Prototype for library function strlen */
#include<cstdio>
size_t strlen(const char *s);
/* Determine whether string s is longer than string t */
/* WARNING: This function is buggy */
/**
 * @brief 因为 strlen 返回 unsigned
 * 所以相减的值 \ge 0 当前一个字符串更小的时候 必然出错
*/
int strlonger(char *s, char *t) {
    // return strlen(s) - strlen(t) > 0; the old code
    return strlen(s)>strlen(t);
}
